Question

Solve the following by collecting like terms for addition or subtraction:
A) -2st-3ab+3ts-5ba
B) subtract 3wzy+10ax+6xy from 8xy-6ax-8wzy
Thank you!

Answer 1

1) note that ab = ba so you have two pairs of like terms in A)
rewrite them so they are all in alphabetical order and you should be able to apply your normal like terms algebra

for A) you have -2st + 3st -3ab-5ab= (1)st-(7)ab
repeat for B

Answer 2

How did you get 7? I got 8abbb

Answer 3

Ab*